Abstract: The present disclosure relates to a method and a device for implementing load balance of data center resources, and the method includes: obtaining current utilization ratios of properties of each physical machine in a scheduling domain, and determining, according to the current utilization ratios, physical machines that have residual capability satisfying a current allocation task, where the properties include a CPU load, a memory load and a network load; predicting a load degree of each of the physical machines on the assumption that the virtual machine is allocated by each of the physical machines; selecting, according to the predicted load degree of each of the physical machines, a physical machine from the physical machines to allocate the virtual machine. By adopting the solutions of the present disclosure, the problem of the load imbalance caused by the inconsistency of specification requirements of users and specifications of physical servers is solved.

Abstract: An electronic device enclosure includes a frame, a limiting member located in the frame, a limiting member located in the frame, a mounting bracket, and a maintaining member. The frame includes a mounting plate. The mounting bracket is adapted to receive a data storage device and includes a first sidewall and a second sidewall opposite to the first sidewall. The second sidewall is secured to the mounting plate. A first end of the first sidewall is rotatably received in the limiting member. A second end of the first sidewall opposite to the first end is hung on the frame. A protruding block protrudes from the second end. The maintaining member includes a positioning portion and two latching poles secured to the mounting plate. The protruding block is engaged with the positioning portion and located between the positioning portion and the mounting plate.

Abstract: An electronic device enclosure includes a convex bottom plate, a first side plate connected to a first side of the convex bottom plate, and a second side plate connected to a second side of the convex bottom plate. An electronic component is attached to the convex bottom plate. A horizontal plane is defined by connecting bottom edges of the first side plate and the second side plate, and a distance is defined between a highest point of the convex bottom plate and the horizontal plane. The distance is in a range of about 0.7 mm to about 1.4 mm.

Abstract: An electroacoustic transducer includes a frame defining a hollow space, and an elastic member mounted on the frame. The elastic member includes a circular plane lamina and a plurality of elastic arms extending outwardly from a circumference of the circular plane lamina. A diaphragm includes a vibrating film mounted with the circular plane lamina, and an edge damper integrally formed with an outer periphery of the vibrating film. A voice coil is attached below the vibrating film and electrically connected to the circular plane lamina. At least two through holes are formed between an outer periphery of the circular plane lamina and an inner side of the voice coil for balancing the air pressure of the air below the diaphragm.

Abstract: An electroacoustic vibrating transducer is disclosed. The electroacoustic vibrating transducer includes a frame defines a hollow space, a yoke positioned in the hollow space, and a elastic member mounted on the frame. The elastic member includes a circular plane lamina and a plurality of elastic arms extending outwardly from the circumference of the circular plane lamina. The yoke includes a bottom wall and a sidewall extending vertically from the bottom wall, and the sidewall defines a plurality of gaps corresponding to the elastic arms. Each of the elastic arms is intermittently received in the gaps during the vibration of the elastic member.

Abstract: A mounting apparatus includes a bracket and a base. The bracket includes a first side plate and a second side plate opposite to the first side plate. A flange extends from the first side plate. The flange defines a securing opening. A first hook extends from the second side plate. A latching portion protrudes from the flange. The base includes a bottom wall and a sidewall connected to the bottom wall. A first blocking portion is located on the bottom wall. A second hook extends from the sidewall. The bottom wall defines an guiding slot and a latching slot communicating with the guiding slot, and the latching portion is engaged in the latching slot through the guiding slot; the first blocking portion is received in the securing opening; and the first hook is engaged with the second hook.

Abstract: An expansion card mounting assembly includes an expansion card and a chassis. The expansion card includes a slot cover having a fixing portion. The chassis includes a bottom plate and a rear plate. The rear plate includes a supporting piece. A flange is connected to a top edge of the rear plate. A first mounting member is mounted on the bottom plate. A second mounting member includes a first piece and a second piece. A bridge piece and a bent piece is connected to the second piece to surround an engaging space. The first piece of the second member presses the fixing portion of the expansion card on the supporting piece. The flange of the rear plate engages in the engaging space. The first mounting member secures an edge of the expansion card.

Abstract: A mounting apparatus for a data storage device comprises a bracket and a locking member attached to the bracket. A plurality of fixing holes is defined in one side of the data storage device. The bracket comprises a bottom wall, a first sidewall and a second sidewall. The bottom wall, the first sidewall and the second sidewall together define a receiving space. A through hole is defined on the first sidewall. The locking member comprises a securing portion and at least one resilient piece extending from the securing portion. A latching portion is located on the resilient piece. The latching portion extends through the through hole to engage in the fixing hole, and configured to disengaged from the fixing hole by the resilient piece elastically deformed.

Abstract: An electronic device enclosure which is able to resist damage from jolts or bumping includes a frame, a limiting member located in the frame, a cover secured to the frame, a mounting bracket and a blocking member. The frame includes a side plate. The mounting bracket is adapted to receive a data storage device and includes a first sidewall and a second sidewall opposite to the first sidewall. The second sidewall is secured to the side plate. A first end of the first sidewall is rotatably received in the limiting member and located between the limiting member and the second sidewall. A second end of the first sidewall opposite to the first end is hung on the frame. The blocking member is secured to the cover and abuts the second end. The second end is located between the blocking member and the second sidewall.

Abstract: An electronic device enclosure includes a frame, a limiting member located in the frame, a limiting member located in the frame, a mounting bracket, and a maintaining member. The frame includes a mounting plate. The mounting bracket is adapted to receive a data storage device and includes a first sidewall and a second sidewall opposite to the first sidewall. The second sidewall is secured to the mounting plate. A first end of the first sidewall is rotatably received in the limiting member. A second end of the first sidewall opposite to the first end is hung on the frame. A protruding block protrudes from the second end. The maintaining member includes a positioning portion and two latching poles secured to the mounting plate. The protruding block is engaged with the positioning portion and located between the positioning portion and the mounting plate.

Abstract: An electronic device enclosure includes a bracket and a handle. The bracket includes a front plate, a first securing piece, and a resilient tab. The resilient tab is secured to the front plate. The handle includes a handhold and a first mounting portion extending from the handhold. The first mounting portion is pivotably mounted to the first securing piece. The first mounting portion defines a pivot axis. The first mounting portion includes a first side surface, a second side surface, and a connecting surface connected between the first side surface and the second side surface. A distance between the first side surface and the pivot axis and a distance between the second side surface and the pivot axis are both less than a distance between the connecting surface and the pivot axis. The connecting surface resists against the resilient tab to be deformed when the first mounting portion rotates.

Abstract: A front cover includes a housing and a display window module. The housing defines an opening. The display window module includes a support plate and a liquid crystal display assembly. The support plate is integrally formed in the opening of the housing, and the liquid crystal display assembly is attached to the support plate.

Abstract: A PCB assembly, includes a shield-can and a PCB, the shield-can forms resisting portions and hook members; The PCB has a top surface and an opposite bottom surface, and the PCB defines engaging holes through the top surface and bottom surface; The shield-can be detachably assembled on the PCB, the resisting portions resist against the top surface of the PCB, and the hook members pass through the engaging holes, the distal ends of the hook members resist against the bottom surface of the PCB.

Abstract: The present disclosure relates to a method and a device for implementing load balance of data center resources, and the method includes: obtaining current utilization ratios of properties of each physical machine in a scheduling domain, and determining, according to the current utilization ratios, physical machines that have residual capability satisfying a current allocation task, where the properties include a CPU load, a memory load and a network load;predicting a load degree of each of the physical machines on the assumption that the virtual machine is allocated by each of the physical machines; selecting, according to the predicted load degree of each of the physical machines, a physical machine from the physical machines to allocate the virtual machine. By adopting the solutions of the present disclosure, the problem of the load imbalance caused by the inconsistency of specification requirements of users and specifications of physical servers is solved.

Abstract: An electromagnetic transducer includes a frame, a diaphragm including a top plate and a periphery portion surrounding the top portion and attached to the frame, a magnetic circuit part receiving in the frame with a magnetic gap, a voice coil partially inserted into the magnetic gap for driving the diaphragm, and an elastic member including a first arm attached to the diaphragm and disposed in a plane and a pair of second arms extending outwards from the first arm and attached to the frame. The second arm further defines a stress-releasing portion protruding outwards from the plane where the first arm is disposed in.

Abstract: A speaker includes a holder forming a hollow space, a magnetic system received into the hollow space and defining a magnetic gap, an elastic plate assembled with the holder and defining a first surface and a second surface opposite to the first surface, a diaphragm defining a dome part connected with the first surface of the elastic plate and an edge part connected with the second surface of the elastic plate, and at least a coil defining an end suspended in the magnetic gap and an another end connected with the dome part. The edge part defines an arcuate portion depressed toward the magnetic system.

Abstract: A magnetic circuit system includes a T-shaped yoke, a magnet, and a top plate. The top plate has a center hole, an internal end around the center hole thereof, and two projecting elements provided separately on upper surface and lower surface of the internal end, which improves non-linear distortion of a transducer using the magnetic circuit system.

Abstract: An electronic device enclosure includes a convex bottom plate, a first side plate connected to a first side of the convex bottom plate, and a second side plate connected to a second side of the convex bottom plate. An electronic component is attached to the convex bottom plate. A horizontal plane is defined by connecting bottom edges of the first side plate and the second side plate, and a distance is defined between a highest point of the convex bottom plate and the horizontal plane. The distance is in a range of about 0.7 mm to about 1.4 mm.

Abstract: An electronic device enclosure includes a bracket and a handle. The bracket includes a front plate. A first securing piece extends from the front plate, and three first protrusions are defined in the first securing piece. The handle includes a handhold and a first mounting portion connected to the handhold. A first positioning hole is defined in the first mounting portion. The handle is attached to the first securing piece and rotatable relative to the front plate between a first position and a second position. In the first position, the handhold is substantially parallel to the front plate, and the first positioning hole receives a first one of the three protrusions. In the second position, the handhold is substantially perpendicular to the front plate, and the first positioning hole receives a second one of the three protrusions.